Home / 460,087.93-690,157.64-140,250.19

Finding the Fourth Proportional to 460,087.93, 690,157.64 and 140,250.19

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Solution

The fourth proportional to 460,087.93, 690,157.64 and 140,250.19 is: 210,383.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,087.93 : 690,157.64 = 140,250.19 : x
  2. Step 2: Convert to fraction form
    460,087.93/690,157.64 = 140,250.19/x
  3. Step 3: Cross multiply
    460,087.93x = 690,157.64 × 140,250.19
  4. Step 4: Simplify right side
    460,087.93x = 96,794,738,102.56
  5. Step 5: Solve for x
    x = 96,794,738,102.56/460,087.93
  6. Step 6: Final answer
    x = 210,383.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.